CVE-2022-35893

An issue was discovered in Insyde InsydeH2O with kernel 5.0 through 5.5. An SMM memory corruption vulnerability in the FvbServicesRuntimeDxe driver allows an attacker to write fixed or predictable data to SMRAM. Exploiting this issue could lead to escalating privileges to SMM.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.2 HIGH
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
8.2 HIGH
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
VendorProductVersion
insydeinsydeh2o
5.0 ≤
𝑥
< 05.09.37
insydeinsydeh2o
5.1 ≤
𝑥
< 05.17.37
insydeinsydeh2o
5.2 ≤
𝑥
< 05.27.29
insydeinsydeh2o
5.3 ≤
𝑥
< 05.36.29
insydeinsydeh2o
5.4 ≤
𝑥
< 05.44.29
insydeinsydeh2o
5.5 ≤
𝑥
< 05.52.29
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://binarly.io/advisories/BRLY-2022-026/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022035
https://binarly.io/advisories/BRLY-2022-026/index.html
https://www.insyde.com/security-pledge
https://www.insyde.com/security-pledge/SA-2022035